About the Cognitive Bias Codex

Frequently Asked Questions

Do you sell prints in other languages?

Yes! Translations are available in several languages including French and Spanish. Simply select your language of choice at checkout. If you are interested in helping us bring the Codex to more people by helping translate the text, we would love to hear from you. We use an online translation hub that's open to all. Visit the Cognitive Bias Codex translation page.

Who created the Cognitive Bias Codex?

What are the licensing rights for including the Codex in my book / talk?

We're flattered you'd like to include the Codex in your project. There is a version of the Codex on Wikipedia that is Creative Commons licensed for widespread use. Please use that version, and ensure that all credits to Buster, John, and the Wikipedia community remain intact. Sending us a note about your project is encouraged but not required.

Do you make digital files of the Codex available, beyond the free version licensed to Wikipedia and the Creative Commons?